Double heart necklace



FIG. 1 is a perspective view of a double heart necklace showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top side view thereof; and,

FIG. 8 is a bottom side view thereof. 

CLAIM The ornamental design for a double heart necklace, as shown and described. 